The 2.7 kilometer (1.7 mile) long tunnel was constructed as a railway tunnel between 1895 and 1897, thanks to the estate owner objecting to the idea of “unsightly trains” crossing his property.

A toy train set is the ultimate classic children's toy – whether they're teeny, tiny or 10. Perfect for letting their chug-chug-chug-woo-oh-hoo imaginations run wild, practising hand eye co-ordination ...